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GeezerVison is showing github.com — gh-149805: Fix `SystemError` when compiling `__classdict__` class annotation by StanFromIreland · Pull Request #149806 · python/cpython

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@StanFromIreland

@StanFromIreland StanFromIreland commented May 13, 2026 •
edited by bedevere-app Bot
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  • Issue: SystemError compiling __classdict__ class annotation #149805

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@StanFromIreland
Fix SystemError when compiling __classdict__ class annotation
65001ef
@StanFromIreland
StanFromIreland requested review from JelleZijlstra and carljm as code owners May 13, 2026 20:28
@bedevere-app bedevere-app Bot mentioned this pull request May 13, 2026
SystemError compiling __classdict__ class annotation #149805
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@bedevere-app bedevere-app Bot added the awaiting core review label May 13, 2026
@StanFromIreland

StanFromIreland commented May 27, 2026

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Hi @JelleZijlstra, just a little ping in case you missed this one :-)
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JelleZijlstra
JelleZijlstra approved these changes May 28, 2026
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@bedevere-app bedevere-app Bot added awaiting merge and removed awaiting core review labels May 28, 2026
@StanFromIreland StanFromIreland added needs backport to 3.13 only security fixes needs backport to 3.14 bugs and security fixes needs backport to 3.15 bugs and security fixes labels May 30, 2026
@steve-s steve-s mentioned this pull request Jun 1, 2026
Class-scope comprehension with lambda raises SystemError #150700
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@StanFromIreland
StanFromIreland merged commit c52d2b1 into python:main Jun 2, 2026
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@StanFromIreland
StanFromIreland deleted the __classdict__ branch June 2, 2026 09:17
@bedevere-app bedevere-app Bot removed the awaiting merge label Jun 2, 2026
@miss-islington-app

miss-islington-app Bot commented Jun 2, 2026

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Thanks @StanFromIreland for the PR 🌮🎉.. I'm working now to backport this PR to: 3.13, 3.14, 3.15.
🐍🍒⛏🤖
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@bedevere-app

bedevere-app Bot commented Jun 2, 2026

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GH-150773 is a backport of this pull request to the 3.15 branch.
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@bedevere-app bedevere-app Bot removed the needs backport to 3.15 bugs and security fixes label Jun 2, 2026
@miss-islington-app

miss-islington-app Bot commented Jun 2, 2026

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Sorry, @StanFromIreland, I could not cleanly backport this to 3.13 due to a conflict.
Please backport using cherry_picker on command line.

cherry_picker c52d2b16ddda3995f0f935b1a3815f1aac498da6 3.13
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@miss-islington-app miss-islington-app Bot assigned StanFromIreland Jun 2, 2026
@bedevere-app

bedevere-app Bot commented Jun 2, 2026

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GH-150774 is a backport of this pull request to the 3.14 branch.
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@bedevere-app bedevere-app Bot removed the needs backport to 3.14 bugs and security fixes label Jun 2, 2026
StanFromIreland added a commit that referenced this pull request Jun 3, 2026
@miss-islington @StanFromIreland
[3.15] gh-149805: Fix SystemError when compiling __classdict__ cl…
f8cea98 
…ass annotation (GH-149806)

(cherry picked from commit c52d2b1)

Co-authored-by: Stan Ulbrych <[email protected]>
StanFromIreland added a commit that referenced this pull request Jun 3, 2026
@miss-islington @StanFromIreland
[3.14] gh-149805: Fix SystemError when compiling __classdict__ cl…
522fe01 
…ass annotation (GH-149806)

(cherry picked from commit c52d2b1)

Co-authored-by: Stan Ulbrych <[email protected]>
@StanFromIreland StanFromIreland removed the needs backport to 3.13 only security fixes label Jun 5, 2026
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@JelleZijlstra JelleZijlstra JelleZijlstra approved these changes
@carljm carljm Awaiting requested review from carljm carljm is a code owner

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@StanFromIreland StanFromIreland

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2 participants

@StanFromIreland @JelleZijlstra
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